<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .price{
            display: flex;
            justify-content: space-between;
            align-content: center;
            width: 200px;
            height: 35px;
            line-height: 35px;
            border: 1px solid red;
        }
        .price div{
            text-align: center;

        }
        .first{
            width: 100px;
            height: 100%;
            background-color: red;
            position: relative;
            display: flex;
        }
        .sj{
            position: absolute;
            width: 0;
            height: 0;
            right: 0;
            border-color: transparent #fff transparent transparent;
            border-style: solid;
            border-width: 35px 15px 0 0;
        }
    </style>
</head>
<body>
    <div class="price">
        <div class="first">
            ￥111
            <div class="sj"></div>
        </div>
        <div class="second">
            ￥222
        </div>
    </div>
</body>
</html>